diff --git a/include/io_storage.h b/include/io_storage.h
index f67e5d0..04e63c3 100644
--- a/include/io_storage.h
+++ b/include/io_storage.h
@@ -42,7 +42,8 @@
 typedef enum {
 	IO_TYPE_INVALID,
 	IO_TYPE_SEMIHOSTING,
-	IO_TYPE_BLOCK,
+	IO_TYPE_MEMMAP,
+	IO_TYPE_FIRMWARE_IMAGE_PACKAGE,
 	IO_TYPE_MAX
 } io_type;